About the Authors
- J. Ties Boerma, Colin Mathers
- World Health Organization, Geneva, Switzerland
- Carla Abou-Zahr
- Geneva, Switzerland
While working at WHO, CAZ was involved in the development of global estimates. Disclaimer: The authors are staff members of the World Health Organization. The authors alone are responsible for the views expressed in this publication, and they do not necessarily represent the decisions or policies of the World Health Organization.
ICMJE criteria for authorship read and met: JTB CM CAZ. Wrote the first draft of the paper: JTB. Contributed to the writing of the paper: CM CAZ.